IN the observations described by Dr. van Bemmelen in the foregoing letter, the vertical temperature distribution in the tropics is so typically represented that it seems worth while to consider a ...

We present a model for the temperature distribution anywhere inside a cylindrical thermal battery that has internal sources generating heat. For illustration purposes the temperature is prescribed ...

The conservative National Review, which has regularly criticized and rejected the scientific consensus on climate change, tweeted the following graph on Monday afternoon. The graph is correct. It ...